Computer cart/table has 5 shelves including the top. Second shelf slides out back for additional space. Third shelf slides forward for keyboard use or for work space. This shelf is padded in the front and has slide out extension to the right for mouse. Last two shelves are standard shelves. Cart also has shelf on side of unit that can fold out. Height 38". Depth 25-1/2 or 35" with shelf extended to back. Width 28" or 40" with extended shelf.